343440400342 has 24 divisors (see below), whose sum is σ = 560668393296. Its totient is φ = 157706299296.

The previous prime is 343440400249. The next prime is 343440400361. The reversal of 343440400342 is 243004044343.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2512338 + ... + 2645509.

It is an arithmetic number, because the mean of its divisors is an integer number (23361183054).

Almost surely, 2^343440400342 is an apocalyptic number.

343440400342 is a deficient number, since it is larger than the sum of its proper divisors (217227992954).

343440400342 is a wasteful number, since it uses less digits than its factorization.

343440400342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5158072 (or 5158059 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 31.

Adding to 343440400342 its reverse (243004044343), we get a palindrome (586444444685).

The spelling of 343440400342 in words is "three hundred forty-three billion, four hundred forty million, four hundred thousand, three hundred forty-two".